Great Plains NTA2007 Operator Manual - Manual (Page 147)

Great Plains Manufacturing, Inc. Table of Contents Index Maintenance and Lubrication 143
2012-01-05 Table of Contents Index 166-372M
Gauge Wheel Bearings
2 races each wheel,
2 wing gauge wheels,
2 rear caster gauge wheels;
8 races total
Lubrication: bearing grease
Amount: re-pack
Note: These hubs are also provisioned with a zerk. If you
choose to add grease via the zerk, pump gently
and only until resistance is felt. Excess pressures
or grease volume can damage seals.
Coulter Hub Bearings
1 zerk each coulter;
32 or 40 total
Lubrication: multi-purpose grease
Amount: until resistance is felt
Note: These zerks only serve the coulter hubs. Coulter
arm pivots are lubricated from the grease banks.
Hopper Lid Seals
1 seal per hopper lid (underneath lid);
1 or 2 per implement.
Inspect seasonally. Inspect if air leaks are detected.
Replace if missing, torn, permanently compressed, or
otherwise damaged. Do not tightly close lids for
extended periods.
Seasonal
31266
Seasonal
13879
Seasonal
31157